Finding the Fourth Proportional to 4,391,590.76, 6,059,672.16 and 2,758,841.84
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Solution
The fourth proportional to 4,391,590.76, 6,059,672.16 and 2,758,841.84 is: 3,806,747.49
Step by Step Solution
- Step 1: Write the proportion equation
4,391,590.76 : 6,059,672.16 = 2,758,841.84 : x - Step 2: Convert to fraction form
4,391,590.76/6,059,672.16 = 2,758,841.84/x - Step 3: Cross multiply
4,391,590.76x = 6,059,672.16 × 2,758,841.84 - Step 4: Simplify right side
4,391,590.76x = 16,717,677,091,691.17 - Step 5: Solve for x
x = 16,717,677,091,691.17/4,391,590.76 - Step 6: Final answer
x = 3,806,747.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.